To the right is a stern-and-lead display representing the amount of gasoline pur

Question

To the right is a stern-and-lead display representing the amount of gasoline purchased, in gallons (with leaves in tenths of gallons), for a sample of 25 cars that use a particular service station on the new jersey Tumpike complete parts (a) through (d) a. Place the data into an ordered array. Choose the correct answers below. b. Which of these two displays seems to provide more information? ordered array stem-and-leaf display e. What amount of gasoline (in gallons) is most likely to be purchased? gallons Is there a concentration of the purchase amounts in the center of the distribution? No Yes

Explanation / Answer

(a)

Following is the ordered data set:

9.0, 9.3, 9.6, 10.3, 10.5, 10.6, 10.7, 10.9, 11.2, 11.2, 11.3, 11.5, 11.7, 11.7, 11.7, 11.7, 12.1, 12.4, 12.6, 12.7, 12.9, 12.9, 13.3, 13.6, 13.6

Option A is correct.

(b)

stem and leaf display

(c)

11.7 beucase it has highest frequency.

(d)

yes

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